Derived from elastin protein, this conditioning ingredient helps strengthen and smooth both hair and skin, enhancing softness and elasticity.
CAS #
91080-18-1
Form
Powder
See origin →
Functions
Hair Conditioning
A catch-all term for ingredients that improve how skin looks and feels — softer, smoother, more supple. The workhorse behind most moisturizers.
Skin Conditioning
A catch-all term for ingredients that improve how skin looks and feels — softer, smoother, more supple. The workhorse behind most moisturizers.
Improves skin elasticity
Locks in moisture
Traditional Use
Derived from hydrolyzed elastin in the mid-20th century. Created to provide smaller peptide components that might penetrate skin more effectively than whole elastin protein for supposed elasticity benefits.
Skin Types
●all-skin-types
Best For
Loss of Elasticity
Melanin-Rich Skin
Suitable
Pregnancy & Breastfeeding Safe
Yes
EWG
4
CIR
Safe
Pregnancy
Yes
CIR Safety Findings
medical-approval
all-shades-safe
Phototoxicity Concern
Concentration Guide
Industry Max
Industry typically uses up to 16.5% in leave-on products (284 products reported). Source: CIR Safety Assessment (CIR Seq 744).